Reports
International Work Group for Indigenous Affairs (IWGIA): Correspondence; Newsletters; Documents - 11. "The Ache Indians: Genocide in Paraguay"; 12. "The Dynamics of the Ye'cuana Political System: Stability & Crisis"; 13."The Brazilian Indigenous Problem and Policy" 15. "Hydraulic Development and Ethnocide: The Mayatec & Chinantec People of Oaxaca, Mexico"